package y2015.day_09.计算机;

public class Mp3Player implements IMobileStorage {

    @Override
    public void writeData(byte[] data) {
        System.out.println("向mp3播放器中写入数据");
    }

    @Override
    public byte[] readData() {
        System.out.println("从mp3播放器中读取数据");
        return null;
    }

}

